著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Carina Sjöberg Brixval and Solveig Forberg Axelsen and Stine Glenstrup Lauemøller and Stig Krøger Andersen and Pernille Due and Vibeke Koushede,The effect of antenatal education in small classes on obstetric and psycho-social outcomes - a systematic review,Systematic Reviews,2046-4053,Springer Science and Business Media LLC,2015-02-28,4,1,20,https://cir.nii.ac.jp/crid/1363388845605018624,https://doi.org/10.1186/s13643-015-0010-x